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7624232 Volume management method and apparatus  
A volume management method is proposed for setting at least a logical volume over a plurality of physical storage devices by taking requested performance of other volumes into consideration. The...
7624231 Map based striping of data in a distributed volatile memory environment  
An apparatus, program product and method stripe value data associated with each of a plurality of keyed data sets across a plurality of processes in a data process set and accessing a first keyed...
7624206 RAID data storage system with SAS expansion  
A data storage system has a chassis and a pair of printed circuit boards disposed in the chassis. Each one of the pair of printed circuit boards has disposed thereon a processor, a translator...
7620843 Rebuilding a storage system  
A method for managing a storage system, including storing first and second sets of data on a storage device in the system. The method further includes assigning a first restore preference level to...
7620786 Storage recovery using a delta log  
A system and method for removing one volume of a redundant data storage system, keeping a delta log of subsequent changes to the remaining volumes of the redundant data storage system, replacing...
7620776 Method, apparatus, and computer program product for a cache coherency protocol state that predicts locations of modified memory blocks  
A method, apparatus, and computer program product are disclosed for reducing the number of unnecessarily broadcast remote requests to reduce the latency to access data from local nodes and to...
7620775 System and method for managing storage networks and providing virtualization of resources in such a network using one or more ASICs  
This invention is a system and method for managing one or more data storage networks using a new architecture.
7620774 System and method for managing storage networks and providing virtualization of resources in such a network using one or more control path controllers with an embedded ASIC on each controller  
This invention is a system and method for managing one or more data storage networks using a new architecture.
7620750 Time budgeting by determining status of a streaming buffer during an autonomous non-data transfer operations in drive units  
Between data accesses to a storage medium, requested by an initiator, a logical unit may need to perform autonomous operations. The logical unit receives information from the initiator to allow the...
7617361 Configureable redundant array of independent disks  
A computer implemented method, data processing system, and computer program product for maximizing the amount of data protected in a Redundant Array of Independent Disks (RAID) storage system. When...
7617360 Disk array apparatus and method of controlling the same by a disk array controller having a plurality of processor cores  
To efficiently manage performance resources while preventing a failure of a control processing from affecting another control processing in a disk array apparatus. The disk array apparatus has a...
7613896 Storage area dynamic assignment method  
A storage system allocates a data storage area in response to an access request from a first computer if the capacity of a first physical storage device configuring a first logical storage area,...
7613879 Method, system and media for improved operation of a device in a foreign domain  
A computer-readable medium having stored thereon executable instructions for performing a method comprising detecting presence of a SATA device in the process of spinning up, and creating a target...
7613878 Management of number of disk groups that can be activated in storage device  
To provide a technique by which, if the number of active disk groups in a storage device is restricted, an appropriate logical volume in the storage device can be used. A management apparatus...
7610465 Method and related apparatus for data migration utilizing disk arrays  
Method and related apparatus for data migration of a disk array. While striping and migrating data of a source disk of the disk array, data stripes are grouped into different zones; after...
7610446 RAID apparatus, RAID control method, and RAID control program  
A RAID apparatus that at least duplicates identical data to store thus duplicated data, which, when an instruction of writing data is given, writes data to a local cache and to a mirror cache, and...
7610444 Method and apparatus for disk address and transfer size management  
A method includes storing first and second sets of parameters in a register. Each set of parameters defines a storage transaction to store data to a computer readable medium or a retrieval...
7610443 Method and system for accessing audiovisual data in a computer  
A method and system for accessing audiovisual data in a computer, which has a hard disk, a hard disk controller and a device driver. The hard disk is divided into a partition region and a...
7607068 Apparatus and method for generating a Galois-field syndrome  
The present disclosure provides an apparatus and method for generating a Galois-field syndrome. One exemplary method may include loading a first data byte from a first storage device to a first...
7607034 Data storage system and control method thereof  
Hard discs constituting a disc array system are arranged at locations far from one another so as to eliminate their simultaneous damage due to a local disaster and concentration of the processing...
7606971 Storage control apparatus and external storage apparatus  
A storage control apparatus includes a plurality of temporary storage units that are managed in a redundant manner by data mirroring, and temporarily store data input from an outside source; a...
7606969 Programmable logic devices  
An improved programmable logic device provides increased efficiency and enhanced flexibility in configuration of block memories and includes one or more memory blocks and a vertical shift register...
7606944 Dynamic input/output optimization within a storage controller  
A system and method for optimizing accesses to storage devices based on RAID I/O request characteristics is disclosed. A current I/O request processed by a storage controller is analyzed for...
7606167 Apparatus and method for defining a static fibre channel fabric  
A storage area network and method for defining a static Fibre Channel Fabric that does not require a Principal Switch. The storage area network comprises one or more hosts, one or more storage...
7603568 Method and apparatus for self-validating checksums in a file system  
A method for storing a data block, involving storing the data block in a storage pool, obtaining a data block location, calculating a data block checksum for the data block, and storing a first...
7603533 System and method for data protection on a storage medium  
A method of and system for protecting a disk drive or other data storage includes mounting a virtual storage that combines a full access temporary storage and a READ-only portion of a main storage,...
7603529 Methods, systems, and computer program products for mapped logical unit (MLU) replications, storage, and retrieval in a redundant array of inexpensive disks (RAID) environment  
Methods, systems, and computer program products for MLU replication, storage, and retrieval in a RAID environment are disclosed. According to one method, a data storage extent pool representing a...
7603386 Systems and methods for managing location of media in a storage system  
A system and method for operating a storage library. The system comprises a management server, a media agent connected to the management server, a library connected to the media agent and a...
7603337 Storage system operation management method and storage system  
Files belonging to a file group are collected at an uppermost tier when a specific action occurs with respect to a key file of the file group. When an action with respect to a keyword occurs while...
7600089 Storage apparatus for asynchronous remote copying  
A storage apparatus is provided in which the data amount of transfer data to a secondary disk controller from a primary disk controller at the event of remote copying can be reduced, and data...
7600088 Techniques for providing storage array services to a cluster of nodes using portal devices  
A storage system includes a local storage array and a remote storage array. The local storage array has a host interface configured to communicate with an external host, a local storage device...
7600075 Transaction-based storage system and method that uses variable sized objects to store data  
The present invention provides a storage system for storing variable sized objects. The storage system is preferably a transaction-based system that uses variable sized objects to store data. The...
7600074 Controller of redundant arrays of independent disks and operation method thereof  
A controller and operation method for RAID (Redundant Array of Independent Disks) is provided. The controller includes a receiving module, a splitting module, a sorting module and a transceiver....
7600070 Disk drive packaging enclosure  
An arrangement of a plurality of disk drives having a interconnect control card and a plurality of disk drive carriers. The interconnect control card includes a plurality of serial interconnects;...
7599972 File system having variable logical storage block size  
A system is set forth that includes a processor, a data storage device that accessible by the processor, and filesystem software that executable by the processor to organize files on the data...
7599905 Method and system for allocating multiple attribute storage properties to selected data storage resources  
A method of attribute based resource allocation is presented. A resource such as a pool of storage has certain properties or attributes associated with portions of the pool. When a request for...
7596673 Failure tolerant data storage  
A method for storing data across N storage devices S 1 . . . S N , wherein at least one the storage devices has a storage capacity not equal to a storage capacity of others involves identifying a...
7596660 System and method for storage system  
In a storage system including a plurality of data controllers that receive a data input/output request that is input via an external communication path and perform data input/output processing with...
7596659 Method and system for balanced striping of objects  
A method of balanced object striping and a system therefor are provided. The object striping method includes: transmitting a data write request and receiving an object identifier if the data write...
7596658 Method for expanding capacity of replication volume  
A management computer comprises: a cascade configuration storage section which stores volume cascade configuration information which is information related to the configuration of the volume...
7594084 File storage control device and method  
A file storage control device (for example NAS) comprises a storage space provision portion, which provides, to a higher-level device used by a user, a single storage space associated with a...
7594083 Storage system and storage control device  
The storage system according to the present invention allows the number of host connections to be increased by connecting a plurality of storage control devices so that commands and data can be...
7594077 System, method and apparatus to accelerate raid operations  
A method according to one embodiment may include partitioning a plurality of core processors into a main partition comprising at least one processor core capable of executing a main operating...
7594076 Disk array apparatus, data migration method, and storage medium  
The disk array apparatus has a source volume that is the source for data migration, and migrates the data to a destination volume that is the destination for the data migration. The disk array...
7594075 Metadata for a grid based data storage system  
Metadata architecture and associated methodology for a data storage system employing a grid-based storage capacity wherein each grid defines a storage unit in terms of a plurality of storage...
7594074 Storage system  
To provide a storage system with a cost/performance meeting the system scale, from a small-scale to a large-scale configuration. In the storage system, protocol transformation units and data...
7594051 Storage apparatus  
The storage apparatus is provided with a host interface adapter unit, a storage interface adapter unit, a cache memory unit storing data temporarily, a switch unit connecting the host interface...
7590875 Storage system with disk drive power-on-reset detection  
A disk array controller reliably detects disk drive power-on-reset events that may cause a disk drive that has uncommitted write data stored in its cache to lose such data. The methods for...
7590818 Storage system having a plurality of virtualization apparatuses that allocate a storage area, form a plurality of virtual volumes, and process input-output from a host processor  
In a storage system having a plurality of virtualization apparatuses that allocate a storage area which a storage device has, form a plurality of virtual volumes, and process input-output from a...
7590814 Data recording device and access control method using password authentication  
A data recording device of the present invention acquires passwords of individual recording media attached to a plurality of medium attaching units from a password storage unit which stores the...